in lab1/server/src/main/resources/public/js/bootstrap.bundle.js [4982:5397]
function () {
function Dropdown(element, config) {
this._element = element;
this._popper = null;
this._config = this._getConfig(config);
this._menu = this._getMenuElement();
this._inNavbar = this._detectNavbar();
this._addEventListeners();
Data.setData(element, DATA_KEY$4, this);
} // Getters
var _proto = Dropdown.prototype;
// Public
_proto.toggle = function toggle() {
if (this._element.disabled || this._element.classList.contains(ClassName$4.DISABLED)) {
return;
}
var parent = Dropdown._getParentFromElement(this._element);
var isActive = this._menu.classList.contains(ClassName$4.SHOW);
Dropdown._clearMenus();
if (isActive) {
return;
}
var relatedTarget = {
relatedTarget: this._element
};
var showEvent = EventHandler.trigger(parent, Event$5.SHOW, relatedTarget);
if (showEvent.defaultPrevented) {
return;
} // Disable totally Popper.js for Dropdown in Navbar
if (!this._inNavbar) {
/**
* Check for Popper dependency
* Popper - https://popper.js.org
*/
if (typeof Popper === 'undefined') {
throw new TypeError('Bootstrap\'s dropdowns require Popper.js (https://popper.js.org)');
}
var referenceElement = this._element;
if (this._config.reference === 'parent') {
referenceElement = parent;
} else if (isElement(this._config.reference)) {
referenceElement = this._config.reference; // Check if it's jQuery element
if (typeof this._config.reference.jquery !== 'undefined') {
referenceElement = this._config.reference[0];
}
} // If boundary is not `scrollParent`, then set position to `static`
// to allow the menu to "escape" the scroll parent's boundaries
// https://github.com/twbs/bootstrap/issues/24251
if (this._config.boundary !== 'scrollParent') {
parent.classList.add(ClassName$4.POSITION_STATIC);
}
this._popper = new Popper(referenceElement, this._menu, this._getPopperConfig());
} // If this is a touch-enabled device we add extra
// empty mouseover listeners to the body's immediate children;
// only needed because of broken event delegation on iOS
// https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
if ('ontouchstart' in document.documentElement && !makeArray(SelectorEngine.closest(parent, Selector$4.NAVBAR_NAV)).length) {
makeArray(document.body.children).forEach(function (elem) {
return EventHandler.on(elem, 'mouseover', null, noop());
});
}
this._element.focus();
this._element.setAttribute('aria-expanded', true);
Manipulator.toggleClass(this._menu, ClassName$4.SHOW);
Manipulator.toggleClass(parent, ClassName$4.SHOW);
EventHandler.trigger(parent, Event$5.SHOWN, relatedTarget);
};
_proto.show = function show() {
if (this._element.disabled || this._element.classList.contains(ClassName$4.DISABLED) || this._menu.classList.contains(ClassName$4.SHOW)) {
return;
}
var parent = Dropdown._getParentFromElement(this._element);
var relatedTarget = {
relatedTarget: this._element
};
var showEvent = EventHandler.trigger(parent, Event$5.SHOW, relatedTarget);
if (showEvent.defaultPrevented) {
return;
}
Manipulator.toggleClass(this._menu, ClassName$4.SHOW);
Manipulator.toggleClass(parent, ClassName$4.SHOW);
EventHandler.trigger(parent, Event$5.SHOWN, relatedTarget);
};
_proto.hide = function hide() {
if (this._element.disabled || this._element.classList.contains(ClassName$4.DISABLED) || !this._menu.classList.contains(ClassName$4.SHOW)) {
return;
}
var parent = Dropdown._getParentFromElement(this._element);
var relatedTarget = {
relatedTarget: this._element
};
var hideEvent = EventHandler.trigger(parent, Event$5.HIDE, relatedTarget);
if (hideEvent.defaultPrevented) {
return;
}
Manipulator.toggleClass(this._menu, ClassName$4.SHOW);
Manipulator.toggleClass(parent, ClassName$4.SHOW);
EventHandler.trigger(parent, Event$5.HIDDEN, relatedTarget);
};
_proto.dispose = function dispose() {
Data.removeData(this._element, DATA_KEY$4);
EventHandler.off(this._element, EVENT_KEY$4);
this._element = null;
this._menu = null;
if (this._popper !== null) {
this._popper.destroy();
this._popper = null;
}
};
_proto.update = function update() {
this._inNavbar = this._detectNavbar();
if (this._popper !== null) {
this._popper.scheduleUpdate();
}
} // Private
;
_proto._addEventListeners = function _addEventListeners() {
var _this = this;
EventHandler.on(this._element, Event$5.CLICK, function (event) {
event.preventDefault();
event.stopPropagation();
_this.toggle();
});
};
_proto._getConfig = function _getConfig(config) {
config = _objectSpread2({}, this.constructor.Default, {}, Manipulator.getDataAttributes(this._element), {}, config);
typeCheckConfig(NAME$4, config, this.constructor.DefaultType);
return config;
};
_proto._getMenuElement = function _getMenuElement() {
var parent = Dropdown._getParentFromElement(this._element);
return SelectorEngine.findOne(Selector$4.MENU, parent);
};
_proto._getPlacement = function _getPlacement() {
var parentDropdown = this._element.parentNode;
var placement = AttachmentMap.BOTTOM; // Handle dropup
if (parentDropdown.classList.contains(ClassName$4.DROPUP)) {
placement = AttachmentMap.TOP;
if (this._menu.classList.contains(ClassName$4.MENURIGHT)) {
placement = AttachmentMap.TOPEND;
}
} else if (parentDropdown.classList.contains(ClassName$4.DROPRIGHT)) {
placement = AttachmentMap.RIGHT;
} else if (parentDropdown.classList.contains(ClassName$4.DROPLEFT)) {
placement = AttachmentMap.LEFT;
} else if (this._menu.classList.contains(ClassName$4.MENURIGHT)) {
placement = AttachmentMap.BOTTOMEND;
}
return placement;
};
_proto._detectNavbar = function _detectNavbar() {
return Boolean(SelectorEngine.closest(this._element, '.navbar'));
};
_proto._getOffset = function _getOffset() {
var _this2 = this;
var offset = {};
if (typeof this._config.offset === 'function') {
offset.fn = function (data) {
data.offsets = _objectSpread2({}, data.offsets, {}, _this2._config.offset(data.offsets, _this2._element) || {});
return data;
};
} else {
offset.offset = this._config.offset;
}
return offset;
};
_proto._getPopperConfig = function _getPopperConfig() {
var popperConfig = {
placement: this._getPlacement(),
modifiers: {
offset: this._getOffset(),
flip: {
enabled: this._config.flip
},
preventOverflow: {
boundariesElement: this._config.boundary
}
} // Disable Popper.js if we have a static display
};
if (this._config.display === 'static') {
popperConfig.modifiers.applyStyle = {
enabled: false
};
}
return popperConfig;
} // Static
;
Dropdown._dropdownInterface = function _dropdownInterface(element, config) {
var data = Data.getData(element, DATA_KEY$4);
var _config = typeof config === 'object' ? config : null;
if (!data) {
data = new Dropdown(element, _config);
}
if (typeof config === 'string') {
if (typeof data[config] === 'undefined') {
throw new TypeError("No method named \"" + config + "\"");
}
data[config]();
}
};
Dropdown._jQueryInterface = function _jQueryInterface(config) {
return this.each(function () {
Dropdown._dropdownInterface(this, config);
});
};
Dropdown._clearMenus = function _clearMenus(event) {
if (event && (event.which === RIGHT_MOUSE_BUTTON_WHICH || event.type === 'keyup' && event.which !== TAB_KEYCODE)) {
return;
}
var toggles = makeArray(SelectorEngine.find(Selector$4.DATA_TOGGLE));
for (var i = 0, len = toggles.length; i < len; i++) {
var parent = Dropdown._getParentFromElement(toggles[i]);
var context = Data.getData(toggles[i], DATA_KEY$4);
var relatedTarget = {
relatedTarget: toggles[i]
};
if (event && event.type === 'click') {
relatedTarget.clickEvent = event;
}
if (!context) {
continue;
}
var dropdownMenu = context._menu;
if (!parent.classList.contains(ClassName$4.SHOW)) {
continue;
}
if (event && (event.type === 'click' && /input|textarea/i.test(event.target.tagName) || event.type === 'keyup' && event.which === TAB_KEYCODE) && parent.contains(event.target)) {
continue;
}
var hideEvent = EventHandler.trigger(parent, Event$5.HIDE, relatedTarget);
if (hideEvent.defaultPrevented) {
continue;
} // If this is a touch-enabled device we remove the extra
// empty mouseover listeners we added for iOS support
if ('ontouchstart' in document.documentElement) {
makeArray(document.body.children).forEach(function (elem) {
return EventHandler.off(elem, 'mouseover', null, noop());
});
}
toggles[i].setAttribute('aria-expanded', 'false');
dropdownMenu.classList.remove(ClassName$4.SHOW);
parent.classList.remove(ClassName$4.SHOW);
EventHandler.trigger(parent, Event$5.HIDDEN, relatedTarget);
}
};
Dropdown._getParentFromElement = function _getParentFromElement(element) {
var parent;
var selector = getSelectorFromElement(element);
if (selector) {
parent = SelectorEngine.findOne(selector);
}
return parent || element.parentNode;
};
Dropdown._dataApiKeydownHandler = function _dataApiKeydownHandler(event) {
// If not input/textarea:
// - And not a key in REGEXP_KEYDOWN => not a dropdown command
// If input/textarea:
// - If space key => not a dropdown command
// - If key is other than escape
// - If key is not up or down => not a dropdown command
// - If trigger inside the menu => not a dropdown command
if (/input|textarea/i.test(event.target.tagName) ? event.which === SPACE_KEYCODE || event.which !== ESCAPE_KEYCODE && (event.which !== ARROW_DOWN_KEYCODE && event.which !== ARROW_UP_KEYCODE || SelectorEngine.closest(event.target, Selector$4.MENU)) : !REGEXP_KEYDOWN.test(event.which)) {
return;
}
event.preventDefault();
event.stopPropagation();
if (this.disabled || this.classList.contains(ClassName$4.DISABLED)) {
return;
}
var parent = Dropdown._getParentFromElement(this);
var isActive = parent.classList.contains(ClassName$4.SHOW);
if (!isActive || isActive && (event.which === ESCAPE_KEYCODE || event.which === SPACE_KEYCODE)) {
if (event.which === ESCAPE_KEYCODE) {
SelectorEngine.findOne(Selector$4.DATA_TOGGLE, parent).focus();
}
Dropdown._clearMenus();
return;
}
var items = makeArray(SelectorEngine.find(Selector$4.VISIBLE_ITEMS, parent));
if (!items.length) {
return;
}
var index = items.indexOf(event.target);
if (event.which === ARROW_UP_KEYCODE && index > 0) {
// Up
index--;
}
if (event.which === ARROW_DOWN_KEYCODE && index < items.length - 1) {
// Down
index++;
}
if (index < 0) {
index = 0;
}
items[index].focus();
};
Dropdown._getInstance = function _getInstance(element) {
return Data.getData(element, DATA_KEY$4);
};
_createClass(Dropdown, null, [{
key: "VERSION",
get: function get() {
return VERSION$4;
}
}, {
key: "Default",
get: function get() {
return Default$2;
}
}, {
key: "DefaultType",
get: function get() {
return DefaultType$2;
}
}]);
return Dropdown;
}();